Home / 19,245,456.82-26,558,721.21-11,510,498.98

Finding the Fourth Proportional to 19,245,456.82, 26,558,721.21 and 11,510,498.98

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Solution

The fourth proportional to 19,245,456.82, 26,558,721.21 and 11,510,498.98 is: 15,884,483.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,245,456.82 : 26,558,721.21 = 11,510,498.98 : x
  2. Step 2: Convert to fraction form
    19,245,456.82/26,558,721.21 = 11,510,498.98/x
  3. Step 3: Cross multiply
    19,245,456.82x = 26,558,721.21 × 11,510,498.98
  4. Step 4: Simplify right side
    19,245,456.82x = 305,704,133,397,809.38
  5. Step 5: Solve for x
    x = 305,704,133,397,809.38/19,245,456.82
  6. Step 6: Final answer
    x = 15,884,483.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.